This user guide accompanies data collected from literacy and numeracy assessments completed in the 2004 survey of the 1970 British Cohort Study. The literacy and numeracy assessments, which all BCS70 cohort members participating at age 34 completed, combined two methods of questioning: (1) open-response literacy and numeracy questions previously used to assess BCS70 cohort members’ functional literacy and numeracy skills at age 21, and (2) multiple-choice questions extracted from the 2002 Skills for Life Survey.

The age 34 survey of the 1970 British Cohort Study assessed symptoms associated with dyslexia using the Dyslexia Adult Screening Test (DAST). This guide provides details of the four exercises completed by cohort members, as well as information on how to calculate the DAST 'at risk quotient' score.

This document outlines information available on the characteristics of the areas in which members of the 1958 National Child Development Study (NCDS) were living at the time of selected surveys and which might be used for the study of, for example, the links between area social and economic conditions and individual social, economic and health outcomes. Appendices provide more details of the available area information.

This document draws together information available on the key measures of ability that were gathered from members of the 1958 National Child Development Study (NCDS) during the three surveys carried out during the school years of the birth cohort. Below, a brief background on NCDS will be followed by an outline of the measurements made. Copies of each ‘test’ administered may be found by following the links given in the appendix.

This document draws together information available on the Bristol Social Adjustment Guides (BSAG) - key measures of behaviour that were gathered for members of the National Child Development Study (NCDS) during the surveys carried out when they were aged 7 and 11 years. Below, a brief background on NCDS will be followed by an outline of the BSAG. Copies of the BSAG assessments may be found in the appendix.